<template>
  <h1>Child组件</h1>
  <div>
    <span>I'm Childe:{{ msg }}</span>
    <div>
      <input type="text" v-model="firstName" />
      <input type="text" v-model="secondName" />
      <input type="text" v-model="lastName" />
    </div>
  </div>
</template>

<script setup>
const msg = defineModel();
const firstName = defineModel("firstName");
const secondName = defineModel("secondName");
const lastName = defineModel("lastName");
</script>

<style lang="scss" scoped>
</style>